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Astrophysics
Test Description: Unit 11
Instructions: Answer all questions to get your test result.
1) Planets in the Habitable Zone have just the right _____________ for life.
A
temperature
B
luminosity
C
atmospheric composition
D
surface
2) The Habitable Zone is based on:
A
water being liquid
B
absorption spectral lines
C
humans being comfortable
D
electromagnetic radiation getting deflected
3) Life as we know it requires:
A
solid, liquid, gas
B
food, water, shelter
C
food, water, conductive atmosphere
D
solid, liquid, atmosphere
4) What is the shape of Earth’s orbit?
A
ellipse with high eccentricity
B
circle
C
ellipse with low eccentricity
D
eclipse with low excitability
5) Which temperature range would be most supportive of life?
A
100-150 degrees C
B
-50-50 degrees C
C
0-50 degrees C
D
50-150 degrees C
6) What property of Earth protects us from harmful radiation from the sun?
A
high mass
B
temperatures in the Goldilocks Zone
C
magnetic field
D
elliptical orbit
7) Goldilocks Zone means the same as:
A
Habitable Zone
B
just the right distance from Earth
C
Porridge Zone
D
Ursa Major Zone
8) We can use _______________ to find out what stars are made of.
A
telescopes
B
horoscopic blasphemation indicators
C
telepathic radiation barriers
D
electromagnetic absorption spectral lines
9) Stars emit: (choose the BEST answer)
A
electromagnetic radiation
B
UV rays
C
light
D
gamma rays
10) If we view stars with different __________________ we can study different properties of the star.
A
colors of telescopes
B
filters of the electromagnetic spectrum
C
times of day
D
parts of the world
11) All stars begin as:
A
supernovas
B
planetary nebulas
C
dust and gas
D
red giants
12) All stars end as:
A
neutron stars
B
black holes
C
any of the other answer choices
D
white dwarves
13) What is the importance of the moon?
A
It affects the oceans tides.
B
It provides rich minerals for us to use for energy.
C
It provides a habitat for many organisms in our Universe.
D
It tells us the exact day of the month.
14) What is luminosity?
A
An online game.
B
A fire used to see in dark places.
C
Total amount of energy emitted by a star (brightness).
D
Total absence of energy emitted by a star (darkness).
15) What is the energy process of our Sun?
A
Nuclear electromagnetic spectrum
B
Nuclear fission
C
Nuclear fusion
D
Nuclear radioactive decay
16) How long does it take the moon to go through an entire lunar cycle?
A
7 days
B
365 days
C
30 days
D
14 days
*select an answer for all questions
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